1 files changed, 5 insertions, 1 deletions

diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index 71d05f481727..4ae99f6e9938 100644
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -1240,7 +1240,11 @@ running once the system is up.
                                 bootloader. This is currently used on
                                 IXP2000 systems where the bus has to be
                                 configured a certain way for adjunct CPUs.
-
+                noearly         [X86] Don't do any early type 1 scanning.
+                                This might help on some broken boards which
+                                machine check when some devices' config space
+                                is read. But various workarounds are disabled
+                                and some IOMMU drivers will not work.
         pcmv=           [HW,PCMCIA] BadgePAD 4
 
         pd.             [PARIDE]